phetsims/joist#126 ScreenView: update the value of DEFAULT_LAYOUT, delete UPDATED_LAYOUT, fix sims that reference UPDATED_LAYOUT
phetsims/joist#126 ScreenView: update the value of DEFAULT_LAYOUT, delete UPDATED_LAYOUT, fix sims that reference UPDATED_LAYOUT

phetsims/joist,phetsims/joist,phetsims/joist